CN208385482U - A kind of power battery modular structure - Google Patents
A kind of power battery modular structure Download PDFInfo
- Publication number
- CN208385482U CN208385482U CN201820913093.0U CN201820913093U CN208385482U CN 208385482 U CN208385482 U CN 208385482U CN 201820913093 U CN201820913093 U CN 201820913093U CN 208385482 U CN208385482 U CN 208385482U
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- Prior art keywords
- protection plate
- power battery
- battery
- battery module
- busbar
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- 238000010438 heat treatment Methods 0.000 claims abstract description 54
- 239000004033 plastic Substances 0.000 claims abstract description 37
- 229920003023 plastic Polymers 0.000 claims abstract description 37
- 238000012546 transfer Methods 0.000 claims abstract description 27
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 24
- 239000000741 silica gel Substances 0.000 claims abstract description 24
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 24
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims abstract description 20
- 229910052759 nickel Inorganic materials 0.000 claims abstract description 10
- 238000007747 plating Methods 0.000 claims abstract description 10
- 230000003014 reinforcing effect Effects 0.000 claims description 40
- 238000013461 design Methods 0.000 abstract description 7
- 238000003466 welding Methods 0.000 abstract description 4
- 239000012634 fragment Substances 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 5
- 239000003351 stiffener Substances 0.000 description 5
- 230000001681 protective effect Effects 0.000 description 4
- 230000006378 damage Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Connection Of Batteries Or Terminals (AREA)
Abstract
The utility model discloses a kind of power battery modular structures; the power battery modular structure includes shell, battery core, nickel plating busbar connector, heat transfer reinforced platoon, silica gel heating band and plastics protection board; battery core is fixed in shell, and plastics protection board, silica gel heating band, heat transfer reinforced platoon and nickel plating busbar connector are set gradually from outer to interior；The outer surface of nickel plating busbar connector is fixed in the electrode welding of nickel plating busbar connector and battery core, heat transfer reinforced platoon, and silica gel heating band is attached at the outer surface of heat transfer reinforced platoon, and plastics protection board is fixed on the outer surface of silica gel heating band；Wherein, it is arranged fluted on plastics protection board, the electrode of groove and battery core is oppositely arranged.By the groove structure design on plastics protection board, heat and fragment can be discharged into module-external when accident occurs for battery core, so as to preferably protect other battery cores, improve the safety and reliability of power battery module by the utility model.
Description
Technical Field
The utility model relates to a power battery technical field, more particularly, the utility model relates to a power battery module structure.
Background
At present, a pure electric vehicle or a hybrid electric vehicle becomes a development trend; among them, the vehicle-mounted power supply often becomes the only power supply device or the main power supply device of the automobile, so the rechargeable battery as the vehicle-mounted power supply becomes the key, and the safety of the rechargeable battery is the key.
Although some explosion-proof structural designs are made on the power battery in the prior art, the power battery often has the defects of complex structure, overhigh cost and the like, and the fire risk and the potential safety hazard of the battery pack are still difficult to avoid fundamentally when the battery core is in an accident. In addition, the prior art also has the problems of complex explosion-proof structure, short service life, poor reliability and the like.
Therefore, how to effectively improve the safety of the power battery, optimize the structure of the power battery module, and reduce the damage degree generated when the electric core is in accident becomes a key point for the technical problems to be solved and the research of the technical staff in the field.
SUMMERY OF THE UTILITY MODEL
Poor reliability, explosion-proof structure complicacy, the short-lived scheduling problem that exist for solving current power battery design, the utility model discloses the innovation provides a power battery module structure, realizes the effective release of energy and piece when meeting accident to certain electric core through weak structural design to protect other electric cores, avoid the conflagration risk of battery package, thereby effectively optimized power battery module structure, improved power battery's security, reduce the harm degree that produces when electric core meets accident, and then better solved a great deal of problem that prior art exists.
In order to achieve the technical purpose, the utility model discloses a power battery module structure, which comprises a shell, an electric core, a nickel plating bus bar, a heat transfer reinforcing bar, a silica gel heating belt and a plastic protection plate, wherein the electric core is fixed in the shell, and the plastic protection plate, the silica gel heating belt, the heat transfer reinforcing bar and the nickel plating bus bar are sequentially arranged from outside to inside; the nickel-plated busbar is welded with an electrode of a battery core, the heat transfer reinforcing bar is fixed on the outer surface of the nickel-plated busbar, the silica gel heating band is attached to the outer surface of the heat transfer reinforcing bar, and the plastic protection plate is fixed on the outer surface of the silica gel heating band; the plastic protection plate is provided with a groove, and the groove is opposite to the electrode of the battery cell.
Based on foretell technical scheme, the utility model discloses can form weak structure through the recess on the plastic protection shield, if unexpected situations such as inside short circuit appear in electric core, the energy is when releasing from electrode (like anodal) block, can break through the weak structure on the protection shield to in time release the module outside with heat and the piece that this electric core explosion arouses, in order to avoid arousing the damage scheduling problem of other electric cores, thereby greatly improved the security and the reliability of power battery module.
Furthermore, the power battery module structure is provided with a plurality of battery cores, a plurality of grooves are formed in the plastic protection plate, and the grooves are formed in the inner wall of the plastic protection plate.
Based on above-mentioned modified technical scheme, through set up a plurality of recesses on the inner wall at the plastics protection shield, can make heat and the piece that unexpected electric core produced discharge more effectively to the reinforcing is to the protection effect of other electric cores, further improves power battery module's security and reliability.
Furthermore, the plastic protection plate comprises a first protection plate and a second protection plate, the first protection plate and the second protection plate are respectively fixed on two sides of the shell, each groove on the first protection plate is arranged opposite to the positive electrode of each battery cell, and each groove on the second protection plate is arranged opposite to the negative electrode of each battery cell; the number of the grooves on the first protection plate is the same as that of the battery cores, and the number of the grooves on the second protection plate is the same as that of the battery cores.
Based on foretell improvement scheme, the utility model relates to a plastic protection shield not only plays the structure maintenance effect to electric core, has designed weak structure (recess) moreover, is favorable to the energy release after monomer electricity core detonates to play the guard action to other electric cores, greatly reduced the conflagration risk of battery package.
Further, the casing includes first support and second support of mutual block connection, a cavity is enclosed together with the second support to first support, electric core is fixed in the cavity.
Furthermore, the first bracket is provided with first through holes with the same number as the battery cells, and each first through hole is respectively arranged opposite to the positive electrode of each battery cell; and second through holes with the same number as the battery cells are formed in the second support, and each second through hole is arranged opposite to the negative electrode of each battery cell.
Further, the nickel-plated busbar comprises a first busbar and a second busbar which are fixed on two sides of the battery core, the first busbar is welded with a positive electrode lug of the battery core, and the second busbar is welded with a negative electrode lug of the battery core.
Further, the heat transfer reinforcing bars comprise a first reinforcing bar and a second reinforcing bar, the first reinforcing bar is attached to the outer surface of the first bus bar, and the second reinforcing bar is attached to the outer surface of the second bus bar.
Based on above-mentioned modified technical scheme, set up the heat transfer respectively in electric core both sides and strengthen the row, can be with the heat conduction of silica gel heating tape to electric core, the effect of additional strengthening structural stability when also can playing a plurality of power battery module and establishing ties makes the connection between power battery module more reliable, simpler.
Furthermore, third through holes with the same number as the battery cells are formed in the first reinforcing bar, and each third through hole is arranged opposite to the positive electrode of each battery cell; and fourth through holes with the same number as the battery cells are formed in the second reinforcing row, and each fourth through hole is arranged opposite to the negative electrode of each battery cell.
Further, the silica gel heating band comprises a first heating band and a second heating band, the first heating band is attached to the outer surface of the first reinforcing rib, and the second heating band is attached to the outer surface of the second reinforcing rib.
Based on above-mentioned modified technical scheme, the utility model discloses consideration such as power, heat, electricity has been synthesized, with thermal management system's heater block (silica gel heating tape) integrated to the modular structure, makes the module and intermodule be connected more simply and reliably.
Furthermore, fifth through holes with the same number as the battery cells are formed in the first heating belt, and each fifth through hole is arranged opposite to the positive electrode of the battery cell; and sixth through holes with the same number as the battery cells are formed in the second heating belt, and each sixth through hole is arranged opposite to the negative electrode of each battery cell.
The utility model has the advantages that: through the groove structure design on the plastic protection board, the utility model discloses can release heat and piece to the battery module outside when electric core meets accident to can protect other electric cores betterly, improve power battery module's security and reliability.
The utility model discloses still have the outstanding advantage such as the assembly is simple nimble, structural design rule, compound mode are various, be fit for using widely by a large scale.
Drawings
FIG. 1 is an exploded schematic view of a power battery module structure.
Fig. 2 is a schematic structural diagram of the casing, the battery cell and the plastic protection plate.
Fig. 3 is a schematic structural diagram of a battery core and a nickel-plated bus bar.
Fig. 4 is a schematic structural diagram of a battery cell, a nickel-plated busbar and a heat transfer reinforcing bar.
Fig. 5 is a schematic structural diagram of the battery core, the nickel-plated busbar, the heat transfer reinforcing bar and the silica gel heating band.
FIG. 6 is a schematic diagram of the external structure of the power battery module structure.
Wherein,
1. a housing; 11. a first bracket; 12. a second bracket; 2. an electric core; 3. a nickel-plated busbar; 31. a first bus bar; 32. a second bus bar; 4. heat transfer reinforcing bars; 41. a first reinforcement row; 42. a second reinforcement row; 5. a silica gel heating zone; 51. a first heating belt; 52. a second heating belt; 6. a plastic protection plate; 61. a first protective plate; 62. a second protective plate; 7. and (4) a groove.
Detailed Description
The structure of a power battery module according to the present invention will be explained and explained in detail with reference to the drawings.
As shown in fig. 1-6, the embodiment discloses a power battery module structure, which includes a casing 1, a battery cell 2, a nickel-plated busbar 3, a heat transfer reinforcing bar 4, a silica gel heating tape 5, and a plastic protection plate 6, wherein the battery cell 2 is fixed in the casing 1, and the plastic protection plate 6, the silica gel heating tape 5, the heat transfer reinforcing bar 4, and the nickel-plated busbar 3 are sequentially disposed from outside to inside (from outside to inside of the battery module); the nickel-plated busbar 3 is welded with an electrode of the battery core 2, the heat transfer reinforcing bar 4 is fixed on the outer surface of the nickel-plated busbar 3, in the embodiment, the heat transfer reinforcing bar 4 is close to the nickel-plated busbar 3 (the structures are separated for clearly showing the structures in figures 1-5), the silica gel heating belt 5 is attached to the outer surface of the heat transfer reinforcing bar 4, the plastic protection plate 6 is fixed on the outer surface of the silica gel heating belt 5, the silica gel heating belt 5 is used as a heating film of a low-temperature heating system and is directly assembled on the power battery module, the structure, heat and electricity integrated design of the power battery module is realized, and after the module is assembled by an electric box, the heating films are connected in series, so that the complete connection of the heating system is; the plastic protection plate 6 is provided with the groove 7, a weak structure is formed by arranging the groove 7 on the plastic protection plate 6, and when the battery cell is exploded due to thermal runaway, the weak structure can be exploded firstly, so that other battery cells are protected, and more serious accidents are prevented; in this embodiment, the grooves 7 are disposed opposite to the electrodes of the battery cells 2 (disposed correspondingly), the plastic protection plate 6 is provided with a plurality of grooves 7, the grooves 7 are opened on the inner wall of the plastic protection plate 6, and the power battery module structure has a plurality of battery cells 2.
As shown in fig. 1 and 2, compared with a conventional metal part, the plastic protection plate 6 adopted in this embodiment has a longer service life and reliability, the plastic protection plate 6 includes a first protection plate 61 and a second protection plate 62, the first protection plate 61 and the second protection plate 62 are respectively fixed on two sides of the casing 1, each groove 7 on the first protection plate 61 is arranged (correspondingly arranged) opposite to a positive electrode of each electric core 2, and each groove 7 on the second protection plate 62 is arranged (correspondingly arranged) opposite to a negative electrode of each electric core 2; the number of the grooves 7 on the first protective plate 61 is the same as the number of the battery cells 2, and the number of the grooves 7 on the second protective plate 62 is the same as the number of the battery cells 2. In this embodiment, a support rod mounting hole is reserved on the plastic protection plate 6, so that the power battery module can be flexibly assembled and assembled easily.
As shown in fig. 2, the casing 1 includes a first support 11 and a second support 12 that are connected to each other in a snap-fit manner, the first support 11 and the second support 12 together enclose a cavity, and the battery cell 2 is fixed in the cavity. More specifically, the first bracket 11 is provided with first through holes having the same number as the number of the battery cells 2, and each first through hole is respectively arranged opposite to (corresponding to) the positive electrode of each battery cell 2; the second bracket 12 is provided with second through holes having the same number as the battery cells 2, and each second through hole is arranged opposite to (corresponding to) the negative electrode of each battery cell 2. In this embodiment, the first support 11 and the second support 12 can be reserved with support rod mounting holes, so that the power battery module can be flexibly assembled and easily assembled.
As shown in fig. 3, the nickel-plated busbar 3 includes a first busbar 31 and a second busbar 32 fixed to both sides of the battery cell 2, the first busbar 31 is welded to a positive electrode tab of the battery cell 2, and the second busbar 32 is welded to a negative electrode tab of the battery cell 2. In addition, support rod mounting hole positions can be reserved on the first bus bar 31 and the second bus bar 32, flexible combination assembly is achieved, and power battery module assembly is easy.
As shown in fig. 4, the heat transfer stiffener 4 includes a first stiffener 41 and a second stiffener 42, the first stiffener 41 is attached to the outer surface of the first busbar 31, and the second stiffener 42 is attached to the outer surface of the second busbar 32. In this embodiment, the first reinforcing bar 41 is provided with third through holes having the same number as the number of the battery cells 2, and each third through hole is respectively arranged opposite to (corresponding to) the positive electrode of each battery cell 2; the second reinforcing bar 42 is provided with fourth through holes having the same number as the number of the battery cells 2, and each fourth through hole is arranged (corresponding to) opposite to the negative electrode of each battery cell 2. In addition, mounting hole positions of the supporting rods can be reserved on the first reinforcing row 41 and the second reinforcing row 42, so that the power battery module is flexibly assembled and easily assembled.
As shown in fig. 5, the silicone heating tape 5 includes a first heating tape 51 and a second heating tape 52, the first heating tape 51 is attached to the outer surface of the first rib 41, and the second heating tape 52 is attached to the outer surface of the second rib 42. In this embodiment, the first heating belt 51 is provided with fifth through holes having the same number as that of the battery cells 2, and each fifth through hole is arranged opposite to (corresponding to) the positive electrode of the battery cell 2; the second heating belt 52 is provided with sixth through holes having the same number as that of the battery cells 2, and each of the sixth through holes is arranged opposite to (corresponding to) the negative electrode of the battery cell 2. In addition, support rod mounting hole positions can be reserved on the first heating belt 51 and the second heating belt 52, flexible combination assembly is achieved, and power battery module assembly is easy.
It should be noted that, in the present embodiment, a first through hole, a second through hole, a third through hole, a fourth through hole, and a fifth through hole are innovatively designed, and the main purpose of the present embodiment is to assist in releasing heat and debris when a battery cell is unexpected, and also to play a role in reducing weight and optimizing the structure of the power battery module.
The utility model relates to a power battery module structure can assemble according to following mode: (1) a cylindrical lithium ion battery cell is arranged in a shell (a module bracket); (2) locking the battery cell after buckling the upper bracket and the lower bracket (the first bracket and the second bracket) of the module; (3) welding the nickel-plated busbar and the electrode lug of the battery cell by electric welding (respectively welding the anode and the cathode); (4) attaching a heat transfer reinforcing bar (heat transfer busbar) to the surface of the anode of the module so as to be locked with the module bracket together with the nickel plating busbar by using a tab locking screw to form a complete module; (5) attaching a silica gel heating tape (heating film) to the surface of the heat transfer confluence film, and paying attention to the alignment of the mounting hole positions; (6) covering a plastic protection piece (protection plate) on the upper part of the heating film, and paying attention to the fact that each electric core is aligned with a weak structure on the plastic protection piece; (7) the modules can be combined into modules in various series-parallel connection forms through the supporting screw rods, and then the electric box is assembled; (8) the heating films are connected in series, and the functions of the power battery system are realized after the assembly of other electrical components and connecting pieces is completed.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the description herein, references to the description of the terms "this embodiment," "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, and simple improvements made in the spirit of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A power battery module structure characterized by: the power battery module structure comprises a shell (1), an electric core (2), a nickel plating busbar (3), a heat transfer reinforcing bar (4), a silica gel heating belt (5) and a plastic protection plate (6), wherein the electric core (2) is fixed in the shell (1), and the plastic protection plate (6), the silica gel heating belt (5), the heat transfer reinforcing bar (4) and the nickel plating busbar (3) are sequentially arranged from outside to inside; the nickel-plated busbar (3) is welded with an electrode of the battery core (2), the heat transfer reinforcing bar (4) is fixed on the outer surface of the nickel-plated busbar (3), the silica gel heating band (5) is attached to the outer surface of the heat transfer reinforcing bar (4), and the plastic protection plate (6) is fixed on the outer surface of the silica gel heating band (5); the plastic protection plate (6) is provided with a groove (7), and the groove (7) is opposite to the electrode of the battery cell (2).
2. The power battery module structure of claim 1, wherein: the power battery module structure is provided with a plurality of battery cores (2), a plurality of grooves (7) are formed in the plastic protection plate (6), and the grooves (7) are formed in the inner wall of the plastic protection plate (6).
3. The power battery module structure of claim 2, wherein: the plastic protection plate (6) comprises a first protection plate (61) and a second protection plate (62), the first protection plate (61) and the second protection plate (62) are respectively fixed on two sides of the shell (1), each groove (7) on the first protection plate (61) is arranged opposite to the positive electrode of each electric core (2), and each groove (7) on the second protection plate (62) is arranged opposite to the negative electrode of each electric core (2); the number of the grooves (7) in the first protection plate (61) is the same as that of the battery cores (2), and the number of the grooves (7) in the second protection plate (62) is the same as that of the battery cores (2).
4. The power battery module structure of claim 3, wherein: the battery shell is characterized in that the shell (1) comprises a first support (11) and a second support (12) which are connected in a clamping mode, the first support (11) and the second support (12) jointly enclose a cavity, and the battery cell (2) is fixed in the cavity.
5. The power battery module structure of claim 4, wherein: the first bracket (11) is provided with first through holes with the same number as the battery cells (2), and each first through hole is arranged opposite to the positive electrode of each battery cell (2); and second through holes with the same number as the battery cells (2) are formed in the second support (12), and each second through hole is arranged opposite to the negative electrode of each battery cell (2).
6. The power battery module structure of claim 5, wherein: nickel plating busbar (3) are including being fixed in first busbar (31) and second busbar (32) of electric core (2) both sides, first busbar (31) welds with the anodal utmost point ear of electric core (2), second busbar (32) welds with the negative pole utmost point ear of electric core (2).
7. The power battery module structure of claim 6, wherein: the heat transfer reinforcing bar (4) comprises a first reinforcing bar (41) and a second reinforcing bar (42), the first reinforcing bar (41) is attached to the outer surface of the first bus bar (31), and the second reinforcing bar (42) is attached to the outer surface of the second bus bar (32).
8. The power battery module structure of claim 7, wherein: third through holes with the same number as the battery cells (2) are formed in the first reinforcing row (41), and each third through hole is arranged opposite to the positive electrode of each battery cell (2); fourth through holes with the same number as the battery cells (2) are formed in the second reinforcing row (42), and each fourth through hole is arranged opposite to the negative electrode of each battery cell (2).
9. The power battery module structure of claim 8, wherein: the silica gel heating belt (5) comprises a first heating belt (51) and a second heating belt (52), the first heating belt (51) is attached to the outer surface of the first reinforcing rib (41), and the second heating belt (52) is attached to the outer surface of the second reinforcing rib (42).
10. The power battery module structure of claim 9, wherein: fifth through holes with the same number as the battery cell (2) are formed in the first heating belt (51), and each fifth through hole is arranged opposite to the positive electrode of the battery cell (2); and sixth through holes with the same number as the battery cells (2) are formed in the second heating belt (52), and each sixth through hole is arranged opposite to the negative electrode of each battery cell (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820913093.0U CN208385482U (en) | 2018-06-13 | 2018-06-13 | A kind of power battery modular structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820913093.0U CN208385482U (en) | 2018-06-13 | 2018-06-13 | A kind of power battery modular structure |
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| CN208385482U true CN208385482U (en) | 2019-01-15 |
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| CN201820913093.0U Active CN208385482U (en) | 2018-06-13 | 2018-06-13 | A kind of power battery modular structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113013543A (en) * | 2021-03-05 | 2021-06-22 | 隆鑫通用动力股份有限公司 | Battery pack and battery pack processing method |
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2018
- 2018-06-13 CN CN201820913093.0U patent/CN208385482U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113013543A (en) * | 2021-03-05 | 2021-06-22 | 隆鑫通用动力股份有限公司 | Battery pack and battery pack processing method |
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